suppress clang warnings about __toku_db_lsn's size
suppress clang warnings about __toku_db_lsn's size

kuszmaul/PerconaFT,percona/PerconaFT,kuszmaul/PerconaFT-tmp,percona/PerconaFT,kuszmaul/PerconaFT,kuszmaul/PerconaFT-tmp,BohuTANG/ft-index,BohuTANG/ft-index,percona/PerconaFT,kuszmaul/PerconaFT,kuszmaul/PerconaFT,ottok/PerconaFT,BohuTANG/ft-index,kuszmaul/PerconaFT-tmp,ottok/PerconaFT,ottok/PerconaFT,percona/PerconaFT,ottok/PerconaFT,BohuTANG/ft-index,kuszmaul/PerconaFT-tmp